CN109534032B - Paper of printing machine is with transmission levelling device - Google Patents
Paper of printing machine is with transmission levelling device Download PDFInfo
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- CN109534032B CN109534032B CN201811526172.7A CN201811526172A CN109534032B CN 109534032 B CN109534032 B CN 109534032B CN 201811526172 A CN201811526172 A CN 201811526172A CN 109534032 B CN109534032 B CN 109534032B
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- rod
- plate
- pair
- paper
- face
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/04—Feeding articles separated from piles; Feeding articles to machines by movable tables or carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/36—Article guides or smoothers, e.g. movable in operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1131—Size of sheets
Abstract
The invention discloses a paper sheet conveying and leveling device of a printing machine, which comprises an object stage and a pulley arranged at the lower end of the object stage, wherein a pair of side plates are vertically arranged on the object stage, a dovetail block is arranged at the lower end of each side plate, and a dovetail groove for sliding the dovetail block is arranged on the object stage; a cavity communicated with the dovetail groove is arranged in the objective table, and a driving mechanism for driving the pair of dovetail blocks to move is arranged in the cavity; one end of the object stage is provided with an end plate, the other end of the object stage is provided with a push plate, the lower end of the end plate is provided with a positioning rod, and the upper end face of the object stage is provided with a positioning hole; the lower extreme of push pedal is equipped with the slider, is equipped with the spout on the objective table, is equipped with the drive assembly of drive push pedal motion on the objective table. The invention has the following advantages and effects: the automatic leveling of the two sides of the paper is realized through the pair of side plates, the automatic leveling of the two ends of the paper is realized through the end plates and the push plates, the flatness of the paper around is improved, the labor intensity of workers is reduced, and the effect of conveniently leveling the paper is achieved.
Description
Technical Field
The invention relates to the technical field of printing, in particular to a paper conveying and leveling device of a printing machine.
Background
Printing is a technique of transferring ink to the surface of a material such as paper, fabric, plastic, or leather by performing processes such as plate making, inking, and pressing on an original such as characters, pictures, photographs, or forgery prevention, and thereby mass-transferring the content of the original. Printing is the process of transferring the printing plate approved by the examination and verification to a printing stock through a printing machine and special ink.
Chinese patent CN202642767U discloses a conveyer for printing press material loading, which includes a frame, a conveying roller in the frame, a motor beside the frame, a sensor between the first conveying roller and the second conveying roller, and a motor connected to the sensor.
When the conveyer is used, the paper is placed on the conveying rollers by the aid of the forklift, the motor is controlled to work by the aid of the sensor, the motor drives the conveying rollers to rotate, and the paper is conveyed into the printer to be printed. However, before the traditional paper is conveyed, the whole bundle of paper needs to be placed on the supporting plate, and then the whole bundle of paper needs to be leveled by beating the periphery of the paper with manual knocking. The paper leveling process is inconvenient and needs to be improved.
Disclosure of Invention
The invention aims to provide a paper conveying and leveling device of a printing machine, which has the effect of conveniently leveling paper.
The technical purpose of the invention is realized by the following technical scheme: a paper sheet conveying and leveling device of a printing machine comprises an object stage and pulleys arranged on the periphery of the lower end face of the object stage, wherein a pair of side plates are vertically arranged on the upper end face of the object stage and are arranged on two sides of the object stage in a mutually parallel manner; the middle part of the lower end face of the side plate is provided with a dovetail block, the upper end face of the objective table is provided with a pair of dovetail grooves for the dovetail block to slide, a cavity communicated with the dovetail grooves is arranged in the objective table, and a driving mechanism for driving the pair of dovetail blocks to approach or separate from each other is arranged in the cavity; an end plate is arranged on the upper end face of one end of the object stage, a push plate parallel to the end plate is arranged on the upper end face of the other end of the object stage, a plurality of positioning rods are arranged on the lower end face of the end plate, and positioning holes for the positioning rods to be inserted are formed in the upper end face of the object stage; the lower terminal surface of push pedal is provided with the slider, the up end of objective table is provided with the confession the spout that the slider slided, be provided with on the objective table and be used for the drive the push pedal is close to the drive assembly of end plate.
Through adopting above-mentioned technical scheme, when using above-mentioned device to carry out the school at ordinary times to the paper, peg graft the locating lever of terminal plate lower extreme face in the locating hole of objective table up end back, place the paper on the objective table again to make the paper be located between end plate, push pedal and a pair of curb plate. Then, a driving mechanism is used for driving the pair of dovetail blocks to approach each other, and the dovetail blocks drive the pair of side plates to approach each other. And after the side walls of the side plates abut against the two sides of the paper, the two sides of the paper are extruded by the pair of side plates, and the two sides of the paper are automatically leveled. Then utilize drive assembly drive push pedal to be close to the end plate to the push pedal will promote paper simultaneous movement, after the tip of paper collided the lateral wall of end plate, utilize end plate and push pedal extrusion paper's both ends, carry out automatic leveling to the both ends of paper, realize paper levelling all around. And finally, after the objective table is pushed to transport the paper to the feeding end position of the printing machine, the end plate is taken down, the side plate and the push plate are driven to reset, and then the objective table and the paper are lifted together by utilizing the lifting mechanism of the printing machine and transported into the printing machine, so that the paper can be printed. Compare with traditional artifical striking flattening mode, realize the automatic leveling of paper both sides through utilizing a pair of curb plate, realize the automatic leveling at paper both ends through utilizing end plate and push pedal, improved paper roughness all around, reduced workman's intensity of labour, improved the levelling speed of paper, reached the effect of conveniently levelling the paper.
The invention is further provided with: the driving mechanism comprises a mounting block, one end of the mounting block is hinged with a pair of pull rods, and the pair of pull rods are respectively hinged with the side walls of the pair of dovetail blocks; the side wall of objective table is provided with the cylinder, the piston rod of cylinder is located in the cavity, the installation piece deviates from the one end lateral wall of pull rod is provided with the installation pole, the installation pole is fixed in the piston rod of cylinder.
Through adopting above-mentioned technical scheme, when utilizing actuating mechanism drive dovetail piece during operation, start the cylinder for the piston rod withdrawal of cylinder, the piston rod pulling installation pole simultaneous movement of cylinder, installation pole drive installation piece motion, and the installation piece drives a pair of pull rod motion, and makes the end of pull rod be close to each other, and the pull rod can stimulate a pair of dovetail piece and be close to each other this moment. The driving mechanism is simple in structure and convenient to operate, and can drive the pair of dovetail blocks to be close to or away from the dovetail blocks simultaneously, so that two sides of paper can be stressed simultaneously, the flatness and the leveling speed of two sides of the paper are improved, and the effect of conveniently leveling the paper is further achieved.
The invention is further provided with: the driving assembly comprises a supporting frame, the supporting frame is positioned on the upper end face of one end, back to the end plate, of the object stage, and the push plate is positioned between the end plate and the supporting frame; the supporting frame is horizontally provided with a pedal, a push rod used for driving the push plate to move is vertically arranged on the side wall of one end of the pedal, and the joint of the pedal and the push rod is hinged to the supporting frame.
Through adopting above-mentioned technical scheme, when using drive assembly drive push pedal during operation, step on the footboard downstream, the footboard drives the push rod along articulated department upset, the terminal upward movement of push rod simultaneously. When the push rod is turned upwards, the tail end of the push rod applies a pushing force to the side wall of the push plate, and the push plate is pushed to slide under the action of the pushing force. The driving mechanism is simple in structure and convenient to use, and therefore the leveling process of the two ends of the paper is easier and more convenient.
The invention is further provided with: an extension spring is arranged between the side wall of one side of the sliding chute, which deviates from the end plate, and the side wall of the sliding block, and a return spring is arranged between the lower end face of the pedal and the upper end face of the objective table.
By adopting the technical scheme, when the pedal moves downwards, the pedal presses the return spring to compress; when the push rod pushes the push plate to slide, the extension spring extends. When the pedal is released, the return spring extends to push the pedal to move reversely and return, and simultaneously, the extension spring retracts to pull the push plate to move reversely and return. And then make the push pedal can automatic re-setting, consequently when the levelling of going on paper both ends, can trample the footboard in succession for the push pedal strikes the both ends of extrusion paper many times, and then the effectual paper roughness all around that has improved.
The invention is further provided with: the push rod including be fixed in the body of pipe of footboard lateral wall, sliding connection in the body of rod of body of pipe inner wall, the body of pipe lateral wall is run through and is had the locking hole, the lateral wall of the body of rod is run through and has a plurality of connecting holes that are used for the intercommunication the locking hole, it is a plurality of the connecting hole is followed the length direction evenly distributed of the body of rod, the locking hole and be provided with in the connecting hole and be used for fixing the sticking department of the body of rod.
Through adopting above-mentioned technical scheme, when the displacement distance of the size adjustment push pedal of needs according to the specification of paper, remove the sticking department, then the pulling body of rod inwards or outwards slides along the inner wall of body, and the whole length of push rod shortens or increases this moment. When the whole length of push rod is suitable, install the locking part in locking hole and connecting hole, realize the fixed of the body of rod. And then through setting up the push rod that length is adjustable, realize the regulation of push pedal displacement length for the device can adapt to the paper of different specifications size, has improved the device's suitability.
The invention is further provided with: the locking part comprises a locking rod, one end of the locking rod is provided with a baffle plate used for tightly abutting against the side wall of one side of the pipe body, and the other end of the locking rod is provided with an elastic clamping hook used for tightly hooking the side wall of the other side of the pipe body.
By adopting the technical scheme, when the locking part is locked, the elastic clamping hook is inserted into the locking hole and the connecting hole, the baffle is pushed to drive the locking rod to slide along the inner walls of the locking hole and the connecting hole, and the locking rod drives the elastic clamping hook to synchronously move. Until the baffle plate is abutted against the side wall of one side of the pipe body, the elastic clamping hook is just separated from the locking hole, and the side wall of the other side of the pipe body is elastically opened to realize the locking of the locking part. When the locking part is released, the pair of elastic clamping hooks are pressed to be close to each other, then the pair of elastic clamping hooks are pushed to be embedded into the locking hole, then the baffle is pulled to drive the locking rod to move outwards, and the locking rod drives the elastic clamping hooks to slide outwards along the locking hole and the inner wall of the connecting hole. Until the elastic hook is completely separated from the locking hole, the locking part is released. The locking part has simple structure, and the locking and unlocking processes are convenient and quick.
The invention is further provided with: the locking rod and the baffle plate are provided with fixing holes in a penetrating manner, fixing rods are connected in the fixing holes in a sliding manner, one ends, located outside the baffle plate, of the fixing rods are provided with pull rings, a pair of connecting rods are arranged at the other ends of the fixing rods, one ends of the connecting rods are hinged to the fixing rods, and the other ends of the connecting rods are hinged to the inner side wall of the elastic clamping hook.
Through adopting above-mentioned technical scheme, when dismantling locking lever and elasticity pothook, the pulling ring drives the outside motion of dead lever, and the end of the pair of connecting rod of dead lever pulling is close to each other, and the tip of the pair of elasticity pothook of connecting rod pulling is close to each other, when elasticity pothook breaks away from body outer wall and imbeds the locking hole, can stimulate locking lever and elasticity pothook outside motion, and then makes the process of breaking away from of elasticity pothook more convenient.
The invention is further provided with: the body of rod is close to the lower extreme lateral wall of one side of push pedal is provided with the gyro wheel, the lateral wall of push pedal is provided with the confession the draw-in groove of gyro wheel embedding.
Through adopting above-mentioned technical scheme, through setting up the gyro wheel, convert the sliding friction between the body of rod and the push pedal into rolling friction, reduced frictional force between the two for the motion process of push pedal is more smooth, and then makes the device light convenient more when using.
The invention is further provided with: the side plate, the end plate, the push plate lateral wall that is close to each other all is provided with the flexible pad.
Through adopting above-mentioned technical scheme, through setting up around the flexible pad conflict paper, reduce the pressure to the paper, and then by a wide margin reduced the damage to the paper.
In conclusion, the invention has the following beneficial effects:
1. the automatic leveling of the two sides of the paper is realized by utilizing the pair of side plates, and the automatic leveling of the two ends of the paper is realized by utilizing the end plates and the push plates, so that the flatness of the periphery of the paper is improved, the labor intensity of workers is reduced, the leveling speed of the paper is improved, and the effect of conveniently leveling the paper is achieved;
2. through the arrangement of the driving mechanism and the driving assembly which are simple in structure and convenient to operate, the paper leveling process is easier and more convenient, and the effect of conveniently leveling the paper is further achieved;
3. the push rod with adjustable length is arranged to realize the adjustment of the displacement length of the push plate, so that the device can be adapted to paper with different specifications and sizes, and the applicability of the device is improved;
4. through the locking part with simple structure and convenient operation, the adjusting process of the push rod is easier and more convenient.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic view of an internal structure of the stage according to the embodiment;
fig. 3 is a partial enlarged view at a in fig. 1;
FIG. 4 is a schematic structural view of a push rod of the embodiment;
fig. 5 is a schematic view of a structure of a locking part of the embodiment.
Reference numerals: 1. an object stage; 11. a pulley; 12. a dovetail groove; 13. a cavity; 14. positioning holes; 15. a chute; 16. an extension spring; 17. a cylinder; 2. a side plate; 21. a dovetail block; 3. a flexible pad; 4. a drive mechanism; 41. mounting blocks; 42. a pull rod; 43. mounting a rod; 5. an end plate; 51. positioning a rod; 6. pushing the plate; 61. a slider; 62. a card slot; 7. a drive assembly; 71. a support frame; 72. a pedal; 73. a return spring; 8. a push rod; 81. a roller; 82. a pipe body; 83. a rod body; 84. a locking hole; 85. connecting holes; 9. a locking portion; 91. a locking lever; 92. a baffle plate; 93. an elastic hook; 94. a fixing hole; 95. fixing the rod; 96. a pull ring; 97. a connecting rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a sheet conveyance leveling device for a printing press includes a stage 1 and pulleys 11 provided around the lower end surface of the stage 1. The vertical a pair of curb plate 2 that is provided with of objective table 1 up end, a pair of curb plate 2 are the form of being parallel to each other and set up in objective table 1's both sides, and a lateral wall that a pair of curb plate 2 is close to each other all is provided with flexible pad 3.
As shown in fig. 2, a dovetail block 21 is provided in the middle of the lower end surface of the side plate 2, and a pair of dovetail grooves 12 for sliding the dovetail block 21 is provided in the upper end surface of the stage 1. The stage 1 is provided with a cavity 13 communicating with the dovetail groove 12, and the cavity 13 is provided with a driving mechanism 4 for driving the pair of dovetail blocks 21 to approach or separate from each other.
As shown in fig. 1 and 2, an end plate 5 is provided on an upper end surface of one end of the stage 1, a plurality of positioning rods 51 are provided on a lower end surface of the end plate 5, and a positioning hole 14 into which the positioning rod 51 is inserted is provided on an upper end surface of the stage 1. One end of the objective table 1 departing from the end plate 5 is provided with a push plate 6, the push plate 6 is parallel to the end plate 5, and the side wall of one side, which is close to the side wall of the objective table and the side wall of the other side, is provided with a flexible pad 3.
As shown in fig. 1 and 3, a slide block 61 is provided on the lower end surface of the push plate 6, a slide groove 15 for sliding the slide block 61 is provided on the upper end surface of the stage 1, and a tension spring 16 is provided between the side wall of the slide groove 15 and the side wall of the slide block 61. The object stage 1 is provided with a driving assembly 7 for driving the push plate 6 close to the end plate 5.
When the device is used for leveling paper, the end plate 5 is taken out firstly, so that the positioning rod 51 on the lower end face of the end plate 5 is inserted into the positioning hole 14 after aligning the positioning rod 51 on the upper end face of the object stage 1, and the supervision installation is completed. Then, the whole bundle of paper is placed on the object stage 1, and the paper is positioned between the end plate 5, the push plate 6 and the pair of side plates 2, so that the placement of the paper is completed.
The pair of dovetail blocks 21 are then driven toward each other by the drive mechanism 4, and the pair of dovetail blocks 21 bring the pair of side plates 2 toward each other. After the side walls of the side plates 2 abut against the two sides of the paper, the two sides of the paper are extruded by the pair of side plates 2, and the two sides of the paper are automatically leveled.
And then the driving component 7 is used for driving the push plate 6 to be close to the end plate 5, the push plate 6 drives the sliding block 61 to slide along the inner wall of the sliding groove 15, and the extension spring 16 is pulled to extend. When the push plate 6 abuts against the paper, the push plate 6 will push the paper to move synchronously. After the one end tip that deviates from push pedal 6 of paper contradicts the lateral wall of end plate 5, utilize end plate 5 and the both ends of the 6 extrusion papers of push pedal, carry out automatic leveling to the both ends of paper, and then realized paper levelling all around.
And finally, after the objective table 1 is pushed to convey the paper to the feeding end position of the printing machine, the end plate 5 is taken down from the objective table 1, the side plate 2 and the push plate 6 are respectively obtained by the driving mechanism 4 and the driving assembly 7 to reset, and the objective table 1 and the paper are lifted together by the lifting mechanism of the printing machine and conveyed into the printing machine, so that the paper can be printed.
As shown in fig. 2, the driving mechanism 4 includes a mounting block 41 disposed inside the cavity 13, one end of the mounting block 41 is hinged to a pair of pull rods 42, and the pair of pull rods 42 are respectively hinged to the side walls of the pair of dovetail blocks 21. The side wall of the object stage 1 is provided with a cylinder 17, and a piston rod of the cylinder 17 is positioned in the cavity 13. The side wall of one end of the mounting block 41 facing away from the pull rod 42 is provided with a mounting rod 43, and the mounting rod 43 is fixed to the piston rod of the air cylinder 17.
When the dovetail blocks 21 are driven to approach each other, the air cylinder 17 is started, the piston rod of the air cylinder 17 retracts, the piston rod of the air cylinder 17 pulls the mounting rod 43 to move at the moment, the mounting rod 43 drives the mounting block 41 to move synchronously, and the mounting block 41 drives the pair of pull rods 42 to move synchronously. At this time, the included angle between the pair of pull rods 42 is gradually reduced, and the ends are close to each other, so that the pull rods 42 can pull the pair of dovetail blocks 21 to close to each other.
When the dovetail blocks 21 are driven to move away from each other, the air cylinder 17 is started, the piston rod of the air cylinder 17 extends, the piston rod of the air cylinder 17 pushes the mounting rod 43 and the mounting block 41 to move, and the mounting block 41 drives the pair of pull rods 42 to move synchronously. At this time, the included angle between the pair of pull rods 42 gradually increases, and the ends thereof are far away from each other, so that the pull rods 42 can push the pair of dovetail blocks 21 to be far away from each other.
As shown in fig. 1 and 3, the driving assembly 7 includes a supporting frame 71, a pedal 72 is horizontally disposed on the supporting frame 71, and a return spring 73 is disposed between a lower end surface of the pedal 72 and an upper end surface of the stage 1. A push rod 8 is vertically arranged on one side wall of the pedal 72, and the joint of the pedal 72 and the push rod 8 is hinged to the support frame 71. One side of the push rod 8 close to the push plate 6 is provided with a roller 81, and the side wall of the push plate 6 is provided with a clamping groove 62 for the roller 81 to be embedded.
When the push plate 6 is driven to approach the end plate 5, the pedal 72 is stepped to turn downwards along the hinge joint, the pedal 72 presses the return spring 73 to compress, at this time, the pedal 72 drives the push rod 8 to turn over along the hinge joint, and simultaneously, the push rod 8 drives the roller 81 to move upwards along the clamping groove 62 on the side wall of the side plate 2. At this time, the roller 81 exerts a pushing force on the side wall of the push plate 6, and under the action of the pushing force, the push plate 6 is pushed to gradually approach the end plate 5.
When the push plate 6 is driven to be far away from the end plate 5, the pedal 72 is released, the return spring 73 extends and pushes the pedal 72 to turn upwards, at this time, the pedal 72 drives the push rod 8 to turn downwards along the hinged part, and simultaneously, the push rod 8 drives the roller 81 to move downwards along the clamping groove 62 on the side wall of the side plate 2. At this time, the pushing force exerted by the roller 81 on the side wall of the push plate 6 gradually disappears, and simultaneously, the push plate 6 automatically resets under the action of the extension spring 16.
As shown in fig. 3 and 4, the push rod 8 includes a tube 82 fixed on a side wall of the pedal 72, and a rod 83 slidably connected to an inner wall of the tube 82, a locking hole 84 is formed through a side wall of the tube 82, a plurality of connecting holes 85 are formed through a side wall of the rod 83 and uniformly distributed along a length direction of the rod 83, and a locking portion 9 for fixing the rod 83 is disposed in the locking hole 84 and the connecting holes 85.
When the displacement distance of the push plate 6 is adjusted according to the paper of different specifications and sizes, the swing radius of the push rod 8 can be increased or reduced by adjusting the total length of the push rod 8, and then the adjustment of the displacement length of the push plate 6 is realized, so that the device can be adapted to the paper of different specifications and sizes.
When the overall length of the push rod 8 is adjusted, the locking portion 9 is released first, and then the rod body 83 is pulled to slide along the inner wall of the tube body 82, so that the entire length of the push rod 8 is shortened or lengthened. When the overall length of the push rod 8 is appropriate, the locking portion 9 is installed in the locking hole 84 and the connecting hole 85, so that the rod body 83 is fixed, and the length adjustment of the push rod 8 can be completed.
As shown in fig. 4 and 5, the locking portion 9 includes a locking lever 91, a shutter 92 provided at one end of the locking lever 91, and a pair of elastic hooks 93 provided at the other end of the locking lever 91. A fixing hole 94 penetrates between the locking lever 91 and the baffle 92, a fixing lever 95 is slidably connected in the fixing hole 94, one end of the fixing lever 95 is provided with a pull ring 96, and the other end is provided with a pair of connecting rods 97. One end of the connecting rod 97 is hinged to the fixing rod 95, and the other end is hinged to the inner side wall of the elastic hook 93.
When the locking portion 9 is locked, the elastic hook 93 is inserted into the locking hole 84 and the connecting hole 85, and then the baffle 92 is pushed to drive the locking lever 91 to slide along the inner walls of the locking hole 84 and the connecting hole 85, so that the locking lever 91 drives the elastic hook 93 to move synchronously. Until the baffle 92 abuts against one side wall of the tube 82, the elastic hook 93 just breaks away from the locking hole 84, and springs open the other side wall of the tube 82, so as to lock the locking part 9.
When the locking portion 9 is released, the pulling ring 96 is pulled to drive the fixing lever 95 to move outward along the inner wall of the fixing hole 94, the fixing lever 95 pulls the ends of the pair of connecting rods 97 to approach each other, and the connecting rods 97 pulls the ends of the pair of elastic hooks 93 to approach each other. After the elastic hook 93 is separated from the outer wall of the tube 82 and embedded into the locking hole 84, the blocking plate 92 is pulled to drive the locking lever 91 to move outward, and the locking lever 91 drives the elastic hook 93 to slide outward along the inner walls of the locking hole 84 and the connecting hole 85. The release of the locking portion 9 is achieved until the resilient hook 93 is completely disengaged from the locking hole 84.
The working principle is as follows: when the sheets are leveled, the end plate 5 is mounted on the stage 1, and then the stack of sheets is placed between the end plate 5, the push plate 6, and the pair of side plates 2. Then, the pair of dovetail blocks 21 are driven to approach each other by the driving mechanism 4, and the pair of side plates 2 are driven to approach each other by the dovetail blocks 21. The pair of side plates 2 further press both sides of the sheet, thereby automatically leveling both sides of the sheet. And the driving component 7 is used for driving the push plate 6 to be close to the end plate 5, so that the end plate 5 and the push plate 6 are used for extruding two ends of the paper, the two ends of the paper are automatically leveled, and the periphery of the paper is leveled. And finally, after the end plate 5 is taken down, the objective table 1 is pushed to transport the paper to the feed end position of the printing machine, the objective table 1 and the paper are lifted and transported together to the printing machine by utilizing a lifting mechanism of the printing machine, the transportation of the paper is completed, and the paper can be printed at the moment.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. A paper of a printing press is with transmission levelling device which characterized in that: the device comprises an object stage (1) and pulleys (11) arranged on the periphery of the lower end face of the object stage (1), wherein a pair of side plates (2) are vertically arranged on the upper end face of the object stage (1), and the pair of side plates (2) are arranged on two sides of the object stage (1) in a mutually parallel manner;
a dovetail block (21) is arranged in the middle of the lower end face of the side plate (2), a pair of dovetail grooves (12) for the dovetail block (21) to slide are formed in the upper end face of the objective table (1), a cavity (13) communicated with the dovetail grooves (12) is formed in the objective table (1), and a driving mechanism (4) for driving the pair of dovetail blocks (21) to approach or depart from each other is arranged in the cavity (13);
an end plate (5) is arranged on the upper end face of one end of the object stage (1), a push plate (6) parallel to the end plate (5) is arranged on the upper end face of the other end of the object stage, a plurality of positioning rods (51) are arranged on the lower end face of the end plate (5), and positioning holes (14) for the positioning rods (51) to be inserted are formed in the upper end face of the object stage (1);
a sliding block (61) is arranged on the lower end face of the push plate (6), a sliding groove (15) for the sliding block (61) to slide is arranged on the upper end face of the objective table (1), and a driving assembly (7) for driving the push plate (6) to be close to the end plate (5) is arranged on the objective table (1);
the driving assembly (7) comprises a supporting frame (71), the supporting frame (71) is positioned on the upper end face of one end of the object stage (1) facing away from the end plate (5), and the push plate (6) is positioned between the end plate (5) and the supporting frame (71); a pedal (72) is horizontally arranged on the support frame (71), a push rod (8) for driving the push plate (6) to move is vertically arranged on the side wall of one end of the pedal (72), and the joint of the pedal (72) and the push rod (8) is hinged to the support frame (71);
an extension spring (16) is arranged between the side wall of one side, deviating from the end plate (5), of the sliding groove (15) and the side wall of the sliding block (61), and a return spring (73) is arranged between the lower end face of the pedal (72) and the upper end face of the objective table (1).
2. The sheet transport leveling device for a printing press as recited in claim 1 wherein: the driving mechanism (4) comprises a mounting block (41), one end of the mounting block (41) is hinged with a pair of pull rods (42), and the pair of pull rods (42) are respectively hinged with the side walls of the pair of dovetail blocks (21); the lateral wall of objective table (1) is provided with cylinder (17), the piston rod of cylinder (17) is located in cavity (13), installation piece (41) deviate from the one end lateral wall of pull rod (42) is provided with installation pole (43), installation pole (43) are fixed in the piston rod of cylinder (17).
3. The sheet transport leveling device for a printing press as recited in claim 1 wherein: push rod (8) including be fixed in body (82), the sliding connection of footboard (72) lateral wall in body (83) of the body of rod (82) inner wall, body (82) lateral wall has run through locking hole (84), the lateral wall of the body of rod (83) has run through a plurality ofly and is used for the intercommunication connecting hole (85) of locking hole (84), and is a plurality of connecting hole (85) are followed the length direction evenly distributed of the body of rod (83), locking hole (84) and be provided with in connecting hole (85) and be used for fixing locking portion (9) of the body of rod (83).
4. The sheet transport leveling device for a printing press as recited in claim 3 wherein: the locking part (9) comprises a locking rod (91), one end of the locking rod (91) is provided with a baffle (92) used for tightly abutting against the side wall of one side of the pipe body (82), and the other end of the locking rod is provided with an elastic hook (93) used for hooking the side wall of the other side of the pipe body (82).
5. The sheet transport leveling device for a printing press as recited in claim 4 wherein: fixing holes (94) penetrate through the locking rod (91) and the baffle (92), fixing rods (95) are connected in the fixing holes (94) in a sliding mode, one ends, located outside the baffle (92), of the fixing rods (95) are provided with pull rings (96), the other ends of the fixing rods (95) are provided with a pair of connecting rods (97), one ends of the connecting rods (97) are hinged to the fixing rods (95), and the other ends of the connecting rods (97) are hinged to the inner side wall of the elastic clamping hook (93).
6. The sheet transport leveling device for a printing press as recited in claim 3 wherein: the lower end side wall of one side of the rod body (83) close to the push plate (6) is provided with a roller (81), and the side wall of the push plate (6) is provided with a clamping groove (62) for embedding the roller (81).
7. The sheet transport leveling device for a printing press as recited in claim 1 wherein: the side plates (2), the end plates (5) and the side wall, close to each other, of the push plate (6) are provided with flexible pads (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526172.7A CN109534032B (en) | 2018-12-13 | 2018-12-13 | Paper of printing machine is with transmission levelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811526172.7A CN109534032B (en) | 2018-12-13 | 2018-12-13 | Paper of printing machine is with transmission levelling device |
Publications (2)
| Publication Number | Publication Date |
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| CN109534032A CN109534032A (en) | 2019-03-29 |
| CN109534032B true CN109534032B (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811526172.7A Expired - Fee Related CN109534032B (en) | 2018-12-13 | 2018-12-13 | Paper of printing machine is with transmission levelling device |
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| CN (1) | CN109534032B (en) |
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| FR2456692A1 (en) * | 1979-05-18 | 1980-12-12 | Omg Pessina Perobelli | DEVICE FOR EQUALIZING PARTICULARLY SIGNATURES OR SHEETS |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109534032A (en) | 2019-03-29 |
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